Black Tetra

Other Black Tetra Names: Black Tetra, Skirt Tetra, Black Skirt Tetra, Black Widow Tetra

Black Tetra Scientific Name: Gymnocorymbus ternetzi

Black Tetra (Gymnocorymbus Ternetzi))

Temperature Range: 67°F-83°F
pH Range: 6-8
Hardness Range: 5-19°

Family: Characidae

Species Type: Characins (Tetras)

Black Tetra Adult Size: 2.5 inches (cm)

Black Tetra Life Expectancy: 5 years

Black Tetra Habitat: South American rivers

Black Tetra Minimum Tank Size: 20 gallons

Black Tetra Temperament: Schooling; Peaceful, although somewhat nippy when kept in smaller schools. Excellent for community tanks.

Black Tetra Diet & Nutrition: Carnivorous but does well with flake food.

Black Tetra Description: This fish is somewhat oval-shape. Young are more attractive than adults. The main body color is dark gray to black while the fins are black. Older fishes’ colors fade and their fins and body color become smoky gray. Two black bands extend vertically; one just behind the gill cover and the other in its midsection.

Tank Mate Compatibility: Other community fish

Black Tetra Breeding & Spawning: This fish is easiest to breed in a breeding tank with marbles as a substrate or a mesh netting for the eggs to fall out of reach of the cannibalistic parents. Use warm water (84-86°F) to initiate spawning. After courting procedure of the male swimming around females with fins spread, many tiny transparent eggs that fall to the bottom. Parents must be removed or eggs will be eaten. The eggs hatch in 24-28 hours and the fry are free-swimming after 3 to 5 days after. Start feeding with small live and crushed flake foods.

Determining Black Tetra Sex: The female Black Widow's anal fin is narrower and runs parallel with its second vertical line.

Aquarium Region: Middle area of tank

Black Tetra Diseases: Ich

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